<?xml version="1.0" encoding="utf-8"?>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Text input selection drag and drop: allowed effects 'move','uninitialized'</title>
<style type="text/css">
div
  {display:inline-block;
  vertical-align:top;
  background-color:olive;
  color:white;
  padding:20px;
  width:100px;
  height:100px;}
div:nth-child(2)
  {background-color:green;}
</style>
<script type="application/ecmascript">
var effects = ['move','uninitialized'], i = 0;
function selectText()
  {document.querySelector('input').select()}
function dropSelection(event)
  {event.target.appendChild(document.createTextNode((event.dataTransfer.dropEffect == 'move' &amp;&amp; event.dataTransfer.effectAllowed == effects[i])?' PASS ':' FAIL '));
  i = (i + 1)%2;
  selectText();}
function start(event)
  {event.dataTransfer.effectAllowed = effects[i];
  event.dataTransfer.dropEffect = 'move'}
</script>
</head>
<body onload="selectText()">
<p><input value="Drag me" ondragstart="start(event)"/></p>
<div ondragenter="event.preventDefault()" ondragover="return false" ondrop="dropSelection(event)"/>
<div ondragenter="event.preventDefault()" ondragover="return false" ondrop="dropSelection(event)"/>
<p>You should be able to drag selection and drop it onto any of the green boxes.</p>
</body>
</html>
